* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    }

    ::-webkit-scrollbar {
        width: 6px;
        height: 6px;
    }

    ::-webkit-scrollbar-track {
        background: transparent;
    }

    ::-webkit-scrollbar-thumb {
        background: #cbd5e1;
        border-radius: 3px;
    }

    .dark ::-webkit-scrollbar-thumb {
        background: #475569;
    }

    .sidebar-link {
        transition: all 0.2s ease;
        position: relative;
    }

    .sidebar-link::before {
        content: '';
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 3px;
        height: 0;
        background: linear-gradient(135deg, #3b8bff, #1e6af5);
        border-radius: 0 4px 4px 0;
        transition: height 0.2s ease;
    }

    .sidebar-link:hover::before,
    .sidebar-link.active::before {
        height: 60%;
    }

    .sidebar-link.active {
        background: linear-gradient(135deg, rgba(59, 139, 255, 0.1), rgba(30, 106, 245, 0.05));
        color: #3b8bff;
    }

    .dark .sidebar-link.active {
        background: linear-gradient(135deg, rgba(59, 139, 255, 0.15), rgba(30, 106, 245, 0.08));
    }

    .notification-badge {
        position: absolute;
        top: -4px;
        right: -4px;
        width: 18px;
        height: 18px;
        background: linear-gradient(135deg, #ef4444, #dc2626);
        border-radius: 50%;
        font-size: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: 700;
        border: 2px solid white;
    }

    .dark .notification-badge {
        border-color: #1e293b;
    }

    .status-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
    }

    .status-online {
        background: #22c55e;
        box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
    }

    .status-away {
        background: #f59e0b;
        box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
    }

    .status-offline {
        background: #94a3b8;
    }

    .modal-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(4px);
        z-index: 100;
        display: none;
        align-items: center;
        justify-content: center;
        padding: 1rem;
    }

    .modal-overlay.active {
        display: flex;
    }

    .toast-container {
        position: fixed;
        top: 1rem;
        right: 1rem;
        z-index: 200;
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

    .sidebar-section-title {
        font-size: 0.65rem;
        font-weight: 700;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        padding: 0.75rem 1.25rem 0.35rem;
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes slideInRight {
        from {
            opacity: 0;
            transform: translateX(20px);
        }

        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    @keyframes scaleIn {
        from {
            opacity: 0;
            transform: scale(0.95);
        }

        to {
            opacity: 1;
            transform: scale(1);
        }
    }

    .animate-fade-in-up {
        animation: fadeInUp 0.5s ease forwards;
    }

    .animate-slide-in-right {
        animation: slideInRight 0.4s ease forwards;
    }

    .animate-scale-in {
        animation: scaleIn 0.2s ease forwards;
    }

    .dropdown-menu {
        display: none;
    }

    .dropdown-menu.active {
        display: block;
    }

    @media (max-width: 1024px) {
        .sidebar-desktop {
            transform: translateX(-100%);
            position: fixed;
            z-index: 50;
        }

        .sidebar-desktop.open {
            transform: translateX(0);
        }
    }

    /* View toggle */
    .view-btn {
        transition: all 0.2s ease;
    }

    .view-btn.active {
        background: linear-gradient(135deg, #3b8bff, #1e6af5);
        color: white;
        box-shadow: 0 4px 12px rgba(59, 139, 255, 0.25);
    }

    /* Custom checkbox */
    .custom-check {
        width: 16px;
        height: 16px;
        accent-color: #3b8bff;
        cursor: pointer;
    }

    /* Kanban Board */
    .kanban-board {
        display: flex;
        gap: 1rem;
        overflow-x: auto;
        padding-bottom: 1rem;
        min-height: calc(100vh - 350px);
        align-items: flex-start;
    }

    .kanban-col {
        min-width: 320px;
        width: 320px;
        background: rgba(248, 250, 252, 0.6);
        border-radius: 1rem;
        border: 1px solid #e2e8f0;
        display: flex;
        flex-direction: column;
        max-height: calc(100vh - 350px);
    }

    .dark .kanban-col {
        background: rgba(15, 23, 42, 0.4);
        border-color: #334155;
    }

    .kanban-header {
        padding: 1rem;
        border-bottom: 1px solid rgba(226, 232, 240, 0.5);
        border-radius: 1rem 1rem 0 0;
        border-top: 4px solid transparent;
        width: 100%;
    }

    .dark .kanban-header {
        border-bottom-color: rgba(51, 65, 85, 0.5);
    }

    .col-todo .kanban-header {
        border-top-color: #94a3b8;
        background: linear-gradient(180deg, rgba(148, 163, 184, 0.05), transparent);
    }

    .col-progress .kanban-header {
        border-top-color: #3b8bff;
        background: linear-gradient(180deg, rgba(59, 139, 255, 0.05), transparent);
    }

    .col-review .kanban-header {
        border-top-color: #f59e0b;
        background: linear-gradient(180deg, rgba(245, 158, 11, 0.05), transparent);
    }

    .col-done .kanban-header {
        border-top-color: #22c55e;
        background: linear-gradient(180deg, rgba(34, 197, 94, 0.05), transparent);
    }

    .kanban-cards {
        padding: 1rem;
        flex: 1;
        overflow-y: auto;
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
        min-height: 150px;
        width: 100%;
    }

    .task-card {
        background: white;
        border-radius: 0.75rem;
        padding: 1rem;
        border: 1px solid #e2e8f0;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
        transition: all 0.2s ease;
        cursor: grab;
        width: 100%;
        position: relative;
    }

    .dark .task-card {
        background: #1e293b;
        border-color: #334155;
    }

    .task-card:hover {
        transform: translateY(-3px);
        box-shadow: 0 12px 20px -8px rgba(0, 0, 0, 0.1);
        border-color: #cbd5e1;
    }

    .dark .task-card:hover {
        box-shadow: 0 12px 20px -8px rgba(0, 0, 0, 0.3);
        border-color: #475569;
    }

    .task-card:active {
        cursor: grabbing;
    }

    .kanban-drag-over {
        background: rgba(59, 139, 255, 0.08);
        border-color: #3b8bff;
    }

    /* Priorities */
    .priority-high {
        color: #ef4444;
        background: rgba(239, 68, 68, 0.1);
    }

    .dark .priority-high {
        color: #f87171;
        background: rgba(239, 68, 68, 0.15);
    }

    .priority-medium {
        color: #f59e0b;
        background: rgba(245, 158, 11, 0.1);
    }

    .dark .priority-medium {
        color: #fbbf24;
        background: rgba(245, 158, 11, 0.15);
    }

    .priority-low {
        color: #3b8bff;
        background: rgba(59, 139, 255, 0.1);
    }

    .dark .priority-low {
        color: #60a5fa;
        background: rgba(59, 139, 255, 0.15);
    }

    /* Table */
    .task-row {
        transition: all 0.2s ease;
        cursor: pointer;
    }

    .task-row:hover {
        background: rgba(59, 139, 255, 0.03);
    }

    .dark .task-row:hover {
        background: rgba(59, 139, 255, 0.06);
    }

    input[type="search"]::-webkit-search-cancel-button {
        display: none;
    }